#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[]) {
  /* 指向固定长度数组的指针
   */
  int a[3][2] = {{10, 20}, {30, 40}, {50, 60}};
  // int *p = a;
  int(*p)[2] = a;
  printf("%d\n", (*p)[0]);
  return EXIT_SUCCESS;
}
